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Non-technical Description
The Prod Green server went down and it’s One of the servers that the TIS application is load-balanced between became unavailable.
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Trigger
Server instance state was “stopped” when looking at it in AWS
Trigger
Appears to have been an Amazon Machine Images (AMI) issue as the following error is displaying in the instance details:
Code Block EC2 can't retrieve the name because the AMI was either deleted or made private
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Action Items | Owner |
|---|---|
Recreate EC2 instance with a new AMI | |
Further investigate as a number of our EC2 instances are showing the same AMI deleted/made private message | |
Investigate what triggered this change on the AMI so as to mitigate it reoccurring | |
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Lessons Learned
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